TV personality Robert Danvers, an exceedingly vain rotter, seduces young women daily, never staying long with one. He meets his match in Marion, an American, 19, who's available but refuses any romantic illusions.
British reporters suspect an international cover-up of a global disaster in progress... and they're right. Hysterical panic has engulfed the world after the United States and the Soviet Union simultaneously detonate nuclear devices and have caused the orbit of the Earth to alter, sending it hurtling towards the sun.
Ernest Wright's peerless prowess as a locksmith comes to the attention of a tough big-time crook, who feels that the little man would be a valuable asset to his crime kingdom. In order to inveigle him into a series of jobs, he sets up a beautiful hostess as a trap, into which the hapless Ernest inevitably falls..!